Home / 785,266,358,538.48-1,177,802,046,947.20-211,627,348,483.38

Finding the Fourth Proportional to 785,266,358,538.48, 1,177,802,046,947.20 and 211,627,348,483.38

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Solution

The fourth proportional to 785,266,358,538.48, 1,177,802,046,947.20 and 211,627,348,483.38 is: 317,414,749,178.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    785,266,358,538.48 : 1,177,802,046,947.20 = 211,627,348,483.38 : x
  2. Step 2: Convert to fraction form
    785,266,358,538.48/1,177,802,046,947.20 = 211,627,348,483.38/x
  3. Step 3: Cross multiply
    785,266,358,538.48x = 1,177,802,046,947.20 × 211,627,348,483.38
  4. Step 4: Simplify right side
    785,266,358,538.48x = 249,255,124,233,733,388,894,208
  5. Step 5: Solve for x
    x = 249,255,124,233,733,388,894,208/785,266,358,538.48
  6. Step 6: Final answer
    x = 317,414,749,178.41

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.